Tested and working
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Tube preamp & Audio Switcher & Headphone Amp. 1 Tube Preamp. Input signal: Bluetooth, U disk, RCA. Independent tone knob and input selector. Mysterious built-in tube design. Input sensitivity :0.775V.
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Stereo four-channels audio input is mixed into one stereo output, which can directly drive headphones or. 1 Motherboard + 1 Audio cable. 1 Motherboard finished + 1 Audio cable. The power interface is a common 5.5 2.1mm DC interface.
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1 x Amplifier. 5 DIY Maple 3.9 1.8" Fingerboards Wooden Tech Deck Skateboard Natural Wood Grain. 1 x User Manual. Gold-Plated Connectivity: Equipped with gold-plated 6.35mm outputs for optimal signal transfer and durability, ensuring long-lasting performance.
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This is a Douk Audio, Model: Tone, 50Wx2, Hi-Fi, Wireless, Bluetooth amplifier, WORKING and in VERY NICE condition! All functions work and function as they should. Overall, this is a NICE piece that will make a PERFECT addition to any audio set or collection!
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It can not only output louder sound, but also output clearer and more realistic stereo without distortion. 1 Earphone Amplifier. Support most high-impedance 16-300Ω headphones, 3.5mm AUX input and output, signal-to-noise ratio>100Db, THD+N=0.0003%, fully filter out noise, and enjoy high-quality audio.
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Fully working and in good condition. Head/main unit only. Speakers and remote control are not included.
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The PH04 is a 4-channel high power stereo amplifier. 4-Channel stereo headphone amplifier. Or if everyone in a group wants to listen to the playback. You need a monitor distribution system. Due to the impact of monitor brightness,light brightness and other factors.
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